body,
html {
	height: 100%
}

img,
input {
	border: 0
}

a,
a:hover,
input {
	outline: 0
}

.btn_download .btn_bg,
.clearfixed:after,
.header .head_nav a:after,
.pbtn_bg:after,
.pbtn_bg:before {
	content: ""
}

body {
	width: 100%;
	position: relative;
	overflow: hidden
}

body,
dd,
div,
dl,
dt,
h1,
h2,
h3,
h4,
input,
li,
ol,
p,
table,
ul {
	margin: 0;
	padding: 0;
	font-weight: 400
}

table {
	width: auto;
	border-collapse: collapse;
	border-spacing: 0
}

li {
	list-style: none;
	vertical-align: bottom
}

em,
i {
	font-style: normal
}

a {
	text-decoration: none
}

a:hover {
	text-decoration: underline
}

.hidden {
	display: none
}

.hide_txt {
	text-indent: -9999em;
	font-size: 0;
	line-height: 0
}

.clearfixed:after {
	display: block;
	visibility: hidden;
	clear: both;
	height: 0
}

.clearfixed {
	zoom: 1
}

body {
	background: #000;
	font: 12px/1.5 \5FAE\8F6F\96C5\9ED1, sans-serif;
	font-family: "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", "微软雅黑", tahoma, arial, simsun, "宋体"
}

.header .head_nav a,
.header .logo_box .logo_txt {
	font-weight: lighter;
	color: #000;
	line-height: 34px
}

.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 101;
	padding-top: 20px
}

.header .logo_box {
	float: left;
	padding-left: 33px;
	width: 123px
}

.header .logo_box a {
	position: relative;
	width: 100%;
	height: 34px;
	padding-left: 48px;
	display: block
}

.header .logo_box img {
	position: absolute;
	top: 0;
	left: 0;
	height: 34px
}

.header .logo_box .logo_txt {
	font-size: 20px;
	white-space: nowrap
}

.header .logo_box a:hover {
	text-decoration: none
}

.header .head_nav {
	float: right;
	margin-right: 20px;
	opacity: 0;
}

.header .head_nav2 {
	opacity: 1;
	transition: opacity 3s;
}

.header .head_nav a {
	position: relative;
	float: left;
	font-size: 16px;
	margin: 0 20px;
	transition: color .2s
}

.header .head_nav a:after,
.p_cont,
.page,
.page .ic_idx,
.page_1 h1,
.page_bg {
	position: absolute
}

.header .head_nav a:after {
	top: 32px;
	left: 50%;
	width: 0;
	height: 2px;
	background: #ff9932;
	opacity: 0;
	transition: opacity .2s, left .2s, width .2s
}

.header .head_nav a:hover {
	text-decoration: none;
	color: #ff9932
}

.header .head_nav a:hover:after {
	opacity: 1;
	width: 100%;
	left: 0
}

.mac_wp {
	cursor: ew-resize
}